2025 JHL/Trailmaster MK125E (EFI) - Blue

Engineered for the modern rider, the TrailMaster MK125E Dirt Bike | 125cc Electric Start JHL Pro (EFI) sets a new standard for mid-size off-road performance. This "Pro-Series" machine is the result of a premium collaboration between TrailMaster and JHL Offroad, featuring a high-performance Zongshen 125cc engine equipped with a state-of-the-art Bosch Electronic Fuel Injection (EFI) system.

Unlike traditional carbureted models, the EFI system ensures effortless starting in all weather conditions, crisp throttle response, and consistent power delivery at any altitude. With a manageable 29.5-inch seat height and a lightweight frame of just 149 lbs, the MK125E is perfectly sized for teen riders and adults looking for a nimble, powerful trail companion.

• Advanced EFI Power: At the heart of the MK125E is a reliable Zongshen 4-stroke engine with Bosch Fuel Injection, delivering 6.3 HP and 8.8 Nm of torque. This technology maximizes fuel efficiency and eliminates the hassle of carburetor tuning.
• Precision Suspension: Conquer rough terrain with confidence using the premium suspension package, featuring massive inverted front shock absorbers (43/45mm) and a performance-tuned nitrogen air-gas rear mono shock.
• Superior Control & Braking: Built for aggressive riding, the bike features front and rear disc brakes for immediate stopping power. It rolls on durable steel rims with high-quality alloy hubs, wrapped in aggressive knobby tires (14" front / 12" rear) for maximum traction.
• Pro-Series Components: This model comes loaded with aftermarket-style upgrades right out of the box, including a stainless steel performance muffler, alloy foldable clutch and brake levers, and a newly designed high-strength steel frame.
• Versatile Starting: Enjoy the convenience of electric start with the backup security of a kick starter, ensuring you’re always ready to ride.

General Information

Engine and Power

• Engine Type: Zongshen Single-cylinder, Four-stroke, Air-cooled
• Fuel System: Bosch Electronic Fuel Injection (EFI)
• Displacement: 123.67 cc
• Max Power: 6.3 HP @ 7500 RPM
• Max Torque: 8.8 N.m @ 5500 RPM
• Compression Ratio: 9.0:1
• Transmission: 4-Speed Manual (N-1-2-3-4)
• Start Type: Electric Start & Kick Start
• Ignition: Electronic CDI / EFI Control

Dimensions and Weight

• Overall Size (LxWxH): 63.82 x 27.58 x 42.9 inches
• Wheelbase: 45.31 inches
• Seat Height: 29.55 inches
• Ground Clearance: 10.24 inches
• Net Weight: 149.6 lbs
• Fuel Capacity: 0.92 Gal

Frame and Suspension

• Frame: High Quality Steel Frame
• Front Suspension: Inverted Fork Shock Absorber (43mm/45mm)
• Rear Suspension: Nitrogen Air-Gas Mono Shock
• Swingarm: High Strength Steel

Brakes and Wheels

• Front Wheel: 60/100-14 (Steel Rim / Alloy Hub)
• Rear Wheel: 80/100-12 (Steel Rim / Alloy Hub)
• Front Brake: Hydraulic Disc Brake
• Rear Brake: Hydraulic Disc Brake

Additional Features

• Exhaust: Performance Stainless Steel Muffler
• Handle Levers: Alloy Foldable Levers
• Lighting: None (Number Plate Only)